French pharmaceutical giant Sanofi opened a research hub in Shanghai Thursday, the company said, as foreign drug firms face government scrutiny after drugmaker GlaxoSmithKline (GSK) was found guilty of bribery last week.

Some crystal methamphetamine seized in a huge drug bust in China used the popular cold medicine Contac, manufactured by beleaguered British drugmaker GlaxoSmithKline (GSK), state media reported Tuesday.